KR101140822B1 - Oil spraying equipment for preventing breakdown - Google Patents

Abstract

Disclosed is a breakage preventing rolling oil injector. The breakage preventing rolling oil injector disclosed is characterized in that it comprises a supply part for supplying the rolling oil to the surface of the roller and a protector part for protecting the supply part.

According to the present invention, since a protector part is provided to protect the supply part, it is possible to prevent the supply part from colliding with other parts and being damaged due to vibration generated during operation of the device.

Rolled oil, supply part, protector part, pipe part, spray part

Description

Damage-proof rolling oil spraying device {OIL SPRAYING EQUIPMENT FOR PREVENTING BREAKDOWN}

The present invention relates to a rolling oil injector, and more particularly, to a damage preventing rolling oil injector capable of preventing breakage of a supply unit for supplying rolling oil to a surface of a roller.

In general, during the rolling process using a roller, rolling oil is sprayed onto the roller to reduce the coefficient of friction during rolling and to reduce the rolling load.

That is, since the oil film is formed on the surface of the roller by the injection of the rolling oil, the friction coefficient between the steel sheet as the rolling material and the roller is reduced. In addition, since the neutral point at which the speed of the roller and the speed of the steel sheet as the rolling material are the same moves in the exit direction in which the steel sheet is moved, the rolling load is reduced.

The rolling oil injector which injects rolling oil is provided in the side direction of a roller, and injects a predetermined amount of rolling oil to a roller.

The foregoing invention refers to the background of the art to which the present invention pertains, and does not mean the prior art.

The rolling oil injector is installed on the side of the roller, but the rolling oil injector breaks due to contact with other adjacent parts due to vibration generated during the operation of the rolling mill. In addition, due to the characteristics of plastic deformation, the rolling load of the edge portion is formed higher than the center of the rolled steel sheet. That is, even if the coefficient of friction with the roller is uniform throughout the width of the steel sheet, the rolling load at the edge of the steel sheet is larger than that of the center portion, so even if the rolling oil is sprayed on the surface of the roller, the edge of the roller is broken and maintenance work is performed. Is required. Therefore, there is a need to improve this.

The present invention has been created by the necessity as described above, due to the vibration generated during the rolling process, it is possible to prevent the rolling oil injector exposed to the outside collide with other parts to be damaged. It is an object of the present invention to provide a breakage prevention rolling oil injection device.

In addition, the present invention is because a single type of rolling oil is injected to the center portion and the edge portion of the roller, it is possible to prevent the edge of the roller that takes a greater coefficient of friction than the center portion of the roller is broken to require maintenance work It is an object of the present invention to provide a breakage prevention rolling oil injection device.

The breakage preventive rolling oil injector according to the present invention includes: a supply part for supplying the rolling oil to the surface of the roller and a protector part for protecting the supply part.

Moreover, it is preferable that a rolling oil contains cooling water and oil.

In addition, the supply unit preferably includes a conduit unit through which the rolled oil is supplied and an injection unit connected to the conduit unit to spray the rolled oil onto the roller.

In addition, the pipe portion preferably includes a plurality of pipe members whose number is increased or decreased depending on the type of the rolling oil sprayed on the roller.

In addition, the conduit preferably includes a first pipe member and a second pipe member for supplying rolling oil having different concentrations to the rollers.

In addition, the injection unit preferably includes a first nozzle unit connected to the first pipe member for injecting the rolling oil to the roller and a second nozzle part connected to the second pipe member to inject the rolling oil to the roller together with the first nozzle part. .

In addition, the first nozzle portion is preferably located at the center of the roller, the second nozzle portion is preferably located on both sides of the roller.

It is also preferable that the amount of oil contained in the rolling oil supplied to the second nozzle portion is greater than the amount of oil contained in the rolling oil supplied to the first nozzle portion.

In addition, the protector unit preferably includes a block member having a height higher than that of the components constituting the supply unit and fixed around the supply unit.

In addition, the block member is preferably provided with a mounting groove for inserting the supply portion.

In addition, the protector, preferably hinged to the block member and includes a cover for opening and closing the supply.

The breakage preventing rolling oil injector according to the present invention is provided with a protector part surrounding the supply part to protect the supply part, thereby preventing the supply part from colliding with other parts due to vibration generated during the operation of the device.

In addition, the present invention can spray the rolling oil with a low oil content in the center portion of the roller wear less, and the rolling oil with a high oil content at the edge portion of the roller wear abrasion to prevent the wear of the roller.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of a damage preventing rolling oil injector according to the present invention. For convenience of explanation, it will be described taking the breakage prevention rolling oil injector used in the rolling mill as an example. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout the specification.

1 is a side view schematically showing an installation state of a damage preventing rolling oil injector according to an embodiment of the present invention, Figure 2 is an enlarged perspective view of the damage preventing rolling oil injector shown in FIG. 3 is an enlarged perspective view of one side of the breakage preventive rolling oil injector shown in FIG. 2, FIG. 4 is a plan view of the breakage preventive rolling oil injector shown in FIG. 2, and FIG. 5 is a breakage prevention shown in FIG. 2. It is a figure which shows the state in which the cover part was installed in the type rolling oil injector, and FIG. 6 is an enlarged perspective view which shows the "A" part of FIG.

As shown in FIG. 1, the breakage preventing type rolling oil injector 1 according to an embodiment of the present invention is installed in parallel with the roller 12 to inject the rolling oil onto the surface of the roller 12.

The rollers 12 are installed on the upper side and the lower side of the steel plate 14 so as to roll the steel plate 14, and the bracket member 16 is installed on one side of the roller 12.

One side of the bracket member 16 is installed in close proximity to the roller 12, thereby removing the foreign matter on the surface of the roller 12.

In one embodiment of the present invention, the damage prevention rolling oil injector 1 is installed on the side of the bracket member 16, but the damage prevention rolling oil injector within the technical concept for spraying the rolling oil 10 on the roller 12. The installation position of (1) can be changed in various ways.

2 to 4, the breakage prevention rolling oil injector 1 according to an embodiment of the present invention, the supply unit 20 and the supply unit for supplying the rolling oil 10 to the surface of the roller 12 And a protector unit 50 for protecting 20.

The rolling oil 10 used in the present embodiment uses a mixture of cooling water and oil at a predetermined ratio, but in addition, within the technical concept of providing lubrication to the surface of the roller 12 while cooling the frictional heat of the roller 12. Various kinds of fluids may be used as the rolling oil 10.

The supply unit 20 includes a conduit portion 30 to which the rolling oil 10 is supplied, and an injection portion 40 connected to the conduit portion 30 to spray the rolling oil 10 to the roller 12, and has a predetermined ratio. The rolling oil 10 in which furnace oil and water are mixed is sprayed onto the surface of the roller 12 through the supply unit 20.

The pipeline 30 includes a plurality of pipe members whose number increases or decreases depending on the type of the rolling oil 10 sprayed on the roller 12.

For example, at least two pipe members are provided when two kinds of rolling oil 10 are sprayed on the roller 12, and at least three pipe members when three kinds of rolling oil 10 are sprayed on the roller 12. Is provided.

The type of the rolling oil 10 is divided according to the ratio of water and oil, and the rolling oil 10 having a low oil content is supplied to the central portion of the roller 12, and the oil content is provided at both edges of the roller 12. The high rolling oil 10 is supplied.

To this end, the pipeline 30 according to an embodiment of the present invention provides a first pipe member 32 and a second pipe member 34 to supply rolling oils 10 having different concentrations to the surface of the roller 12. Include.

The first pipe member 32 is installed spaced apart from the central portion of the roller 12 so that the rolling oil 10 having a low oil content is sprayed onto the central portion of the roller 12.

The second pipe member 34 has an edge of the roller 12 such that the rolling oil 10 having a higher oil content than the rolling oil 10 supplied through the first pipe member 32 is sprayed on the edge portion of the roller 12. It is installed spaced apart from the set distance.

In addition, the injection part 40 is connected to the first pipe member 32 and is connected to the first nozzle part 42 and the second pipe member 34 for injecting the rolling oil 10 to the roller 12. The second nozzle part 44 which sprays the rolling oil 10 to the roller 12 with the nozzle part 42 is included.

The first nozzle part 42 is located at the center of the roller 12, and the second nozzle part 44 is located at both sides of the roller 12. That is, the second nozzle part 44 connected to the second pipe member 34 is positioned at both sides of the first nozzle part 42 connected to the first pipe member 32.

The amount of oil contained in the rolling oil 10 supplied to the first nozzle portion 42 through the first pipe member 32 is greater than that of the center portion of the roller 12, and the edge portion is worn. The amount of oil contained in the rolling oil 10 supplied to the second nozzle portion 44 through the pipe member 34 exceeds the reference value.

However, when the oil is supplied to the roller 12 or more than the set value, since the slip phenomenon may occur between the roller 12 and the steel sheet 14 during the operation, the amount of oil contained in the rolling oil 10 in consideration of this portion Adjust.

The first nozzle part 42 is installed in the center of the damage preventing rolling oil injector 1 so as to spray the rolling oil 10 in the center portion of the roller 12, and the second nozzle part 44 is the roller 12. In order to spray the rolling oil 10 on both side edge portions of the a) is installed on both sides of the damage prevention rolling oil injector (1).

As shown in FIG. 2, the first pipe member 32 supplying the rolling oil 10 to the first nozzle part 42 and the second pipe member supplying the rolling oil 10 to the second nozzle part 44. 34 may be formed in various shapes, including a curved straight tube shape.

The protector unit 50 according to the present embodiment protrudes from the parts constituting the supply unit 20 such as the first and second pipe members 32 and 34 and the first and second nozzle parts 42 and 44. It is fixed to the base plate 56 includes a block member 52 is fixed around the supply unit 20.

The protector unit 50 may be applied in various shapes, including protecting the supply unit 20 in a technical concept for protecting the supply unit 20 from damage due to external impact or contact with other materials.

Since the height of the block member 52 constituting the protector 50 is higher than that of the first and second pipe members 32 and 34 and the first and second nozzle portions 42 and 44 constituting the supply portion 20, When the other parts are moved in the direction toward the supply unit 20, the block member 52 is in contact with the other parts before the supply unit 20 to prevent damage to the supply unit 20.

The block member 52 is provided with a mounting groove 54 for inserting and mounting the supply unit 20, so that the first and second pipe members 32 and 34 and the first and second nozzle parts 42 and 44 are block members. It is installed in the state surrounded by 52.

The first pipe member 32 connecting the first nozzle part 42 and the second pipe member 34 connecting the second nozzle part 44 are fixed to the base plate 56 by the fixing block 58. do.

A partition wall is provided inside the pipe member at the boundary between the first nozzle part 42 and the second nozzle part 44 to prevent mixing of the rolling oil 10 having different oil contents.

5 and 6, the cover unit 60 may be installed in the protector unit 50 according to the present embodiment. The cover part 60 is hinged to one side of the block member 52 by the hinge part 62 to open and close the supply part 20 by the rotation operation.

The part in which the rolling oil 10 is injected in the cover part 60 is cut to form injection holes. The cover part 60 may be formed of a transparent material, and in this case, it may be easily understood whether the pipe part 30 is damaged without opening and closing the cover part 60.

By installing the cover part 60, the damage of the upper side (refer FIG. 5) of the supply part 20 by adjacent components can be prevented.

Hereinafter, with reference to the accompanying drawings will be described in detail the operating state of the breakage-proof rolling oil injector according to an embodiment of the present invention.

The rolling oil 10 is supplied through the first pipe member 32 and the second pipe member 34. The rolling oil 10 supplied through the first pipe member 32 is injected into the center portion of the roller 12 through the first nozzle part 42, and the rolling oil 10 supplied through the second pipe member 34. Is injected to both edges of the roller 12 through the second nozzle portion 44.

The supply part 20 is inserted between the block members 52, and the upper part (reference to FIG. 5) is covered by the cover part 60, so that other parts are supplied by the vibration part generated during the rolling operation. ) To prevent damage to the supply unit 20 that may be generated.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. I will understand.

In addition, the breakage preventive rolling oil injector 1 provided in the rolling mill has been described as an example, but this is merely illustrative, and the present invention also provides an apparatus for supplying other rolling oil other than the breakage preventive rolling oil injector used in the rolling mill. Anti-breakage rolling oil injectors may be used.

Therefore, the true technical protection scope of the present invention will be defined by the claims.

1 is a side view schematically showing an installation state of a damage preventing rolling oil injector according to an embodiment of the present invention.

Figure 2 is an enlarged perspective view of the breakage prevention rolling oil injector shown in FIG.

3 is an enlarged perspective view illustrating one side of the breakage preventing rolling oil injector illustrated in FIG. 2.

Figure 4 is a plan view of the breakage prevention rolling oil injector shown in FIG.

FIG. 5 is a view illustrating a state in which a cover part is installed in the breakage preventing rolling oil injector illustrated in FIG. 2.
FIG. 6 is an enlarged perspective view of part “A” of FIG. 5.

Description of the Related Art

1: Breakage-proof rolling oil injector

10: rolling oil 12: roller

14: steel sheet 16: bracket member

20: supply part 30: pipe part

32: first pipe member 34: second pipe member

40: injection part 42: first nozzle part

44: second nozzle unit 50: protector unit

52: block member 60: cover part

Claims (11)

A supply unit for supplying the rolling oil to the surface of the roller; And It includes a protector to protect the supply, The supply unit, the pipe portion to which the rolled oil is supplied; And Is connected to the pipe portion and comprises a spraying portion for spraying the rolling oil to the roller, The conduit section includes a first pipe member and a second pipe member for supplying different concentrations of rolling oil to the roller, The spraying unit may include: a first nozzle unit connected to the first pipe member to spray rolling oil on the rollers; And a second nozzle part connected to the second pipe member to spray rolling oil on the roller together with the first nozzle part. The amount of oil contained in the rolling oil supplied to the first nozzle portion is referred to as a reference value, and the amount of the oil contained in the rolling oil supplied to the second nozzle portion exceeds the reference value. The protector unit includes a block member that is fixed to the base plate in a protruding state than the parts constituting the supply unit and fixed around the supply unit. The block member is a breakage prevention type rolling oil injection device, characterized in that provided with a mounting groove for inserting the supply portion. The method of claim 1, The rolling oil is broken-proof rolling oil injector, characterized in that it comprises a cooling water and oil. delete The method of claim 1, wherein the conduit, And a plurality of pipe members whose number increases or decreases depending on the type of the rolling oil sprayed on the roller. delete delete The method of claim 1, The first nozzle part is located in the center portion of the roller, the second nozzle part is a damage preventing rolling oil injection device, characterized in that located on both sides of the roller. delete delete delete The method of claim 1, wherein the protector unit, Breakage prevention rolling oil injection device comprising a cover portion hinged to the block member for opening and closing the supply.

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